html,
body {
  width: 100%;
  height: 100%;
  margin: 0;
  padding: 0;
}
html div,
body div {
  background: #ddd;
}
html div h2,
body div h2 {
  font-size: 180px;
  color: aquamarine;
}
html div p,
body div p {
  color: blue;
}
